sed -i "s~<!-- Global Event Tracking -->~<script async src='https://www.googletagmanager.com/gtag/js?id=$1'></script>\n<script>\nwindow.dataLayer = window.dataLayer || [];\nfunction gtag(){dataLayer.push(arguments);}\ngtag('js', new Date());\ngtag('config', '$1');\n</script>\n<script type='text/javascript'>\n(function(c,l,a,r,i,t,y){c[a]=c[a]||function(){(c[a].q=c[a].q||[]).push(arguments)};\nt=l.createElement(r);\nt.async=1;\nt.src='https://www.clarity.ms/tag/'+i;\ny=l.getElementsByTagName(r)[0];\ny.parentNode.insertBefore(t,y);\n})(window, document, 'clarity', 'script', '$2');\n</script>~g" ./index.html